i mean, paul ryan thought of as young but he's 42. that's eight years shy of being a card-carrying member of the aarp. ronald reagan was 69 when he first ran for president. many worried he was too old for the job. that is until reagan's famous equip during a debate. >> i will not make age an issue of this campaign. i am not going to exploit for political purposes my opponent's youth and inexperience. >> love that. yes, reagan used age to his advantage, but how old is too old? remember senator strom thurmond who commuted from walter reed to the capital in a wheelchair at the age of 100? his aides had to vote for him. of course, this argument isn't limited to the world of politics. ageism or some say common sense rages in the real world, too. how often have you heard those under 30 grumbling about the old guys sucking up all the jobs? talkback question today. should politicians have a mandatory retirement age? facebook.com/carol cnn. your comments later this hour. >>> a walmart walkout with black friday just around the corner, workers a